* {
    margin: 0;
    padding: 0;
  
  }
  .header{
    height: 100px;
    display: flex;
    flex-direction: row;
  }
  .header>span{
    padding: 25px 0 0 20px;
    font-weight: bolder;
    font-size: 20px;
  }
  .logo{
    width: 80px;
    height: 80px;
    object-fit: cover;
    padding-top: 10px;
  }
  hr{
      margin-bottom: 20px;
      border: 0;
      border-top: 1px solid #eee;
  }
  .registerbox{
      margin:20px 50px;
      
  }
  .logo1{
      float: left;
      height: 60px;
      width: 60px;
      
  }
  .head{
      font-size:25px;/* 字不居中 */
      margin: 0px 8px;
      position: absolute;
      top: 10px;
  }
  .select{
      padding: 15px 0;
      text-align: center;
  }
  .choice span{
      font-size: 40px;
      color: #dadada;
      position: relative;
      left: 465px;
  
  }
  
  .sel1{
      
      background-color: #7ec1ff;
      font-size: 100px;
      width: 30%;
      border: none;
      border-radius: 8px;
      box-shadow: 0 8px 16px 0 rgba(0,0,0,0.2), 0 6px 20px 0 rgba(0,0,0,0.19);
      transition: 0.4s;
  }
  .sel1:hover{
      scale: 1.04;
  }
  .sel2{
      
      background-color: #ffaa7f;
      font-size: 100px;
      width: 30%;
      border: none;
      border-radius: 8px;
      box-shadow: 0 8px 16px 0 rgba(0,0,0,0.2), 0 6px 20px 0 rgba(0,0,0,0.19);
      transition: 0.4s;
  }
  .sel2:hover{
      scale: 1.04;
  }
  button:hover{
      box-shadow: 0 12px 16px 0 rgba(0,0,0,0.24),0 17px 50px 0 rgba(0,0,0,0.19);
  }
  .select span{
      font-size: 35px;
      line-height: 160px;
      color: white;
      
  }